ON Semiconductor
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MC33368DR2
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MC33368DR2

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, low power consumption
  • Package: SOIC-8
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.25V to 20V
  • Output Current: Up to 1A
  • Quiescent Current: 120µA
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MC33368DR2 has a total of 8 pins arranged as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the regulator on/off
  5. COMP: Compensation pin for stability control
  6. SS/TR: Soft-start/Tracking pin for controlling startup behavior
  7. VCC: Supply voltage pin for internal circuitry
  8. VOUT: Output voltage pin

Functional Features

  • Wide input voltage range allows for versatile applications
  • High efficiency design minimizes power loss
  • Low quiescent current enables energy-saving operation
  • Adjustable output voltage provides flexibility
  • Built-in protection features such as overcurrent and thermal shutdown

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range accommodates various power sources - Compact package size saves board space - Built-in protection features enhance system reliability

Disadvantages: - Limited output current capability may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The MC33368DR2 is a voltage regulator IC that converts an input voltage into a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output. The enable pin (EN) allows for on/off control of the regulator. The compensation pin (COMP) ensures stability by adjusting the loop response. The soft-start/tracking pin (SS/TR) controls the startup behavior, preventing excessive inrush current. The IC operates within a specified temperature range and incorporates protection mechanisms to safeguard against overcurrent and thermal issues.

Detailed Application Field Plans

The MC33368DR2 is commonly used in various applications, including but not limited to:

  1. Power supplies for consumer electronics
  2. Industrial automation systems
  3. Automotive electronics
  4. LED lighting
  5. Battery-powered devices
  6. Telecommunications equipment

Detailed and Complete Alternative Models

  1. LM2576-ADJ: Adjustable Voltage Regulator, TO-220 package
  2. LT1084CP-ADJ: Adjustable Linear Regulator, TO-3 package
  3. TPS5430DDAR: Synchronous Buck Converter, SOIC-8 package
  4. MAX15062: High-Efficiency Step-Down Converter, QFN-16 package
  5. LM317T: Adjustable Linear Regulator, TO-220 package

These alternative models offer similar functionality and can be considered as substitutes for the MC33368DR2 depending on specific requirements and design constraints.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng MC33368DR2 sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of MC33368DR2 in technical solutions:

  1. Q: What is MC33368DR2? A: MC33368DR2 is a voltage regulator IC (integrated circuit) commonly used in technical solutions to regulate and stabilize voltage levels.

  2. Q: What is the input voltage range for MC33368DR2? A: The input voltage range for MC33368DR2 is typically between 4.5V and 28V.

  3. Q: What is the output voltage range of MC33368DR2? A: The output voltage range of MC33368DR2 can be adjusted from 1.25V to 20V, depending on the specific configuration.

  4. Q: What is the maximum output current of MC33368DR2? A: The maximum output current of MC33368DR2 is typically around 1A, but it can vary based on the operating conditions.

  5. Q: Can MC33368DR2 handle high temperatures? A: Yes, MC33368DR2 is designed to operate reliably at high temperatures, with a maximum junction temperature of 150°C.

  6. Q: Does MC33368DR2 have built-in protection features? A: Yes, MC33368DR2 includes various protection features such as overcurrent protection, thermal shutdown, and reverse polarity protection.

  7. Q: Is MC33368DR2 suitable for automotive applications? A: Yes, MC33368DR2 is specifically designed for automotive applications and meets the necessary standards and requirements.

  8. Q: Can MC33368DR2 be used in battery-powered devices? A: Yes, MC33368DR2 can be used in battery-powered devices as it has low quiescent current and supports efficient power management.

  9. Q: Does MC33368DR2 require external components for operation? A: Yes, MC33368DR2 requires a few external components such as input/output capacitors and resistors for voltage adjustment.

  10. Q: Are there any application notes or reference designs available for MC33368DR2? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing MC33368DR2 in various technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and conditions of your technical solution.